[CMake] Segfault with cmake 2.8.0 rc4 and CGAL-3.5
Orion Poplawski
orion at cora.nwra.com
Mon Nov 2 11:54:26 EST 2009
On 11/02/2009 09:34 AM, Brad King wrote:
> Orion Poplawski wrote:
>> Trying to configure CGAL 3.5 with cmake 2.8.0 rc4 on Fedora and cmake is
>> segfaulting. Quick analysis shows that it's faulting here:
>>
>> #1 cmMakefile::RaiseScope (this=<value optimized out>)
>> at /usr/src/debug/cmake-2.8.0-rc4/Source/cmMakefile.cxx:3392
>> 3392 this->LocalGenerator->GetParent()->GetMakefile())
>> (gdb) list
>> 3391 else if(cmMakefile* parent =
>> 3392 this->LocalGenerator->GetParent()->GetMakefile())
>> 3393 {
>>
>> looks like this->LocalGenerator->Parent is null here.
>>
>> (gdb) print this->LocalGenerator->Parent
>> $3 = (cmLocalGenerator *) 0x0
>>
>> Does there need to be check for it being null, or should it never be null?
>
> The check for null is incorrectly applied to the GetMakefile() call instead
> of the GetParent() call. We'll fix it for the next release candidate.
Thanks.
> However, it does mean that the project tries to use set(... PARENT_SCOPE)
> at the top level, which should also be fixed.
That's coming from an old copy of FindBoost in the project. Removing
that and using the cmake provided copy seems to fix it.
--
Orion Poplawski
Technical Manager 303-415-9701 x222
NWRA/CoRA Division FAX: 303-415-9702
3380 Mitchell Lane orion at cora.nwra.com
Boulder, CO 80301 http://www.cora.nwra.com
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